Chester Guan

I got the values and courage from life, and I am building with love.

PSDL

An Open Standard for Clinical Logic, Real-Time Monitoring & AI Integration,What SQL became for data queries, ONNX for ML models, and GraphQL for APIs .
PSDL is becoming the semantic layer for clinical AI.
https://github.com/Chesterguan/PSDL

Prometheno
An IR of HAVEN protocol to put patient in health data value exchange network.
Present
PSDL-inspector
Governance middleware for clinical scenarios. Especially built for PSDL.
2025 - Present

CalledIt

A game to train and prove your judgement.

CalledIT.life
An ios app to play to prove your judgment without paying! Public Link: https://testflight.apple.com/join/YyJn4mA4
Published

PropertyRadar

An AI-powered tool to help you find and recommend foreclosure properties.

propertyradar.services
The web app to use the SaaS for flippers.
Launched

Recent activity

Show IH: A judgment game that humans need under the AI wave

Show IH: I made a judgment game

Agencies charge $5,000 for a 60-second product demo video. I make mine for $0. Here's the exact workflow.

Show IH: I built a free polymarket

See all activity

Chester Guan

Prometheno

PSDL-inspector

CalledIT.life

propertyradar.services